Funding for this research was provided by:
National Science Foundation (DMS-1402164)
H2020 European Research Council (757802)
Ministerio de Economía, Industria y Competitividad, Gobierno de España (MTM2015-65715)
Departament d'Universitats, Recerca i Societat de la Informació (2017SGR1049)
Article History
Received: 22 May 2018
Accepted: 2 March 2019
First Online: 12 March 2019